Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
thanh trung » thanh tung
thiet tach » chiet tach, thuat tach
thien hach » hien hanh
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan cau » phan dau, phan cac, phan tu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((thiet tach) or (((thien hach) OR (thien thanh)))) - thanh trung cua nhung cong dan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((thiet tach) OR (((thien hach) OR (thien thanh)))) - thanh trung cua nhung cong dan phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((thiet tach) or (((thien hach) OR (thien thanh)))) - thanh trung cua nhung cong dan phan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((thiet tach) or (((thien hach) OR (thien thanh)))) - thanh trung cua nhung cong dan phan cau*.